Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Kd4 win in 1 half-moves
2 Kd5 win in 1 half-moves
3 Kd6 win in 1 half-moves
4 Kc6 loss in 44 half-moves
5 Kb6 loss in 30 half-moves
6 Kb5 loss in 20 half-moves
7 Kb4 loss in 2 half-moves
8 Kc4 loss in 2 half-moves